A307728 - cp's OEIS frontend

A307728 Sum of the perimeters of all acute integer triangles with perimeter n.

n	a(n)
1	0
2	0
3	3
4	0
5	5
6	6
7	7
8	8
9	18
10	20
11	22
12	24
13	39
14	28
15	60
16	48
17	85
18	72
19	95
20	100
21	105
22	132
23	138
24	144
25	175
26	182
27	243
28	224
29	290
30	270
31	310
32	320
33	363
34	408
35	420
36	432
37	518
38	494
39	624
40	560
41	697
42	672
43	731
44	792
45	810
46	920
47	940
48	960
49	1078
50	1100
51	1224
52	1196
53	1325
54	1404
55	1430

[0, 0, 3, 0, 5, 6, 7, 8, 18, 20, 22, 24, 39, 28, 60, 48, 85, 72, 95, 100, 105, 132, 138, 144, 175, 182, 243, 224, 290, 270, 310, 320, 363, 408, 420, 432, 518, 494, 624, 560, 697, 672, 731, 792, 810, 920, 940, 960, 1078, 1100, 1224, 1196, 1325, 1404, 1430]

cp's OEIS Frontend

A307728 Sum of the perimeters of all acute integer triangles with perimeter n.

Table of values

List of values